Proof of citizenship
What to do if you've lost your NZ citizenship certificate, or need to show another government that you're not a NZ citizen.
In this section
To find out if you are a New Zealand citizen, you can use the online tool or ask the Citizenship Office.
If you have lost your NZ citizenship certificate or you don't have it, you can apply for a replacement certificate or a confirmation of citizenship.
Sometimes the government from another country will ask you to prove you’re not a New Zealand citizen. This is usually because they don’t allow dual citizenship.